Triana is a graphical programming environment that allows users to create complex programs out of basic building blocks supplied with the system, just by dragging the blocks, dropping them into a workspace, and connecting them together. Triana is one of the most powerful applications ever written in Java. It was initially developed by scientists in a major physics experiment to help analyze massive data sets flexibly. Triana has been extended to work on diverse kinds of data: numerical data, images, audio